Macule: Definition, Causes, and Characteristics - Definitive Guide

The medical term meaning localized changes in skin color of less than 1cm is "macule." Macules are flat, non-palpable areas of skin discoloration that can be caused by a variety of factors, including inflammation, trauma, and infection. They are often described as being "freckle-like" or "spotty" in appearance. Macules can range in size from a few millimeters to several centimeters in diameter.